3-(4-Methylphenyl)-2-oxopropanoic acid CAS 38335-22-7
| CAS No. | 38335-22-7 |
| Molecular Formula | C10H10O3 |
| Molecular Weight | 178.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-(4-Methylphenyl)-2-oxopropanoic acid is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3-(4-Methylphenyl)-2-oxopropanoic acid (CAS 38335-22-7), molecular formula C10H10O3 and molecular weight 178.18 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H10O3, 3-(4-Methylphenyl)-2-oxopropanoic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 178.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-(4-Methylphenyl)-2-oxopropanoic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H10O3 |
| Molecular Weight | 178.18 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
Related Methylphenyl Standards
- 3-(3-Methylphenyl)oxirane-2-carboxylic acid (CAS 1287217-76-8)
- 3-(2-Methylphenyl)oxirane-2-carboxylic acid (CAS 1287218-33-0)
- Methyl 2-(4-methylphenyl)-2-oxoacetate (CAS 34966-53-5)
- 2-Methyl-3-(4-methylphenyl)propanoic acid (CAS 1012-15-3)
- 1-methyl-1-[(4-methylphenyl)methyl]urea (CAS 1042782-27-3)
- 3-[(3-methylphenyl)amino]propanamide (CAS 1060675-80-0)
- 2-(2-Ethyl-6-methylphenyl)acetic acid (CAS 1267133-93-6)
- [3-(4-Methylphenyl)oxetan-3-yl]methanol (CAS 1903050-29-2)
Recommended Standards
- 3-(4-Hydroxyphenyl)-2-propenoic Acid Methyl Ester (CAS 3943-97-3)
- 3-(Allyloxy)-4-hydroxybenzaldehyde (CAS 52507-49-0)
- 3-(4-Formylphenyl)propanoic acid (CAS 34961-64-3)
- 3-(Benzo[d][1,3]dioxol-5-yl)propanal (CAS 30830-55-8)
- (2-Benzamido-3-methylbut-2-enoyl)glycine (CAS 331259-37-1)
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